mbed official / USBHostWANDongle

USB Host WAN Dongle library

Fork of USBHostWANDongle_bleedingedge by Donatien Garnier

USB3GModule/WANDongle.cpp@10:08bce4cd973a, 2012-08-30 (annotated)

Committer:
donatien
Date:
Thu Aug 30 09:15:55 2012 +0000
Revision:
10:08bce4cd973a
Parent:
8:0d1ec493842c
Child:
11:a0841fba0599
Fixed reinitialization issues

Who changed what in which revision?

UserRevisionLine numberNew contents of line
donatien 10:08bce4cd973a 1 /* Copyright (c) 2010-2012 mbed.org, MIT License
donatien 0:ae46a0638b2c 2 *
donatien 0:ae46a0638b2c 3 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
donatien 0:ae46a0638b2c 4 * and associated documentation files (the "Software"), to deal in the Software without
donatien 0:ae46a0638b2c 5 * restriction, including without limitation the rights to use, copy, modify, merge, publish,
donatien 0:ae46a0638b2c 6 * distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the
donatien 0:ae46a0638b2c 7 * Software is furnished to do so, subject to the following conditions:
donatien 0:ae46a0638b2c 8 *
donatien 0:ae46a0638b2c 9 * The above copyright notice and this permission notice shall be included in all copies or
donatien 0:ae46a0638b2c 10 * substantial portions of the Software.
donatien 0:ae46a0638b2c 11 *
donatien 0:ae46a0638b2c 12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
donatien 0:ae46a0638b2c 13 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
donatien 0:ae46a0638b2c 14 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
donatien 0:ae46a0638b2c 15 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
donatien 0:ae46a0638b2c 16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
donatien 0:ae46a0638b2c 17 */
donatien 0:ae46a0638b2c 18
donatien 6:075e36a3463e 19 #define __DEBUG__ 0
donatien 0:ae46a0638b2c 20 #ifndef __MODULE__
donatien 0:ae46a0638b2c 21 #define __MODULE__ "WANDongle.cpp"
donatien 0:ae46a0638b2c 22 #endif
donatien 0:ae46a0638b2c 23
donatien 0:ae46a0638b2c 24 #include "dbg.h"
donatien 0:ae46a0638b2c 25 #include <cstdint>
donatien 0:ae46a0638b2c 26 #include "rtos.h"
donatien 0:ae46a0638b2c 27
donatien 0:ae46a0638b2c 28 #include "WANDongle.h"
donatien 2:a8b2d0cd9bbd 29 #include "WANDongleInitializer.h"
donatien 0:ae46a0638b2c 30
donatien 6:075e36a3463e 31 WANDongle::WANDongle() : m_pInitializer(NULL), m_serialCount(0)
donatien 0:ae46a0638b2c 32 {
donatien 0:ae46a0638b2c 33 host = USBHost::getHostInst();
donatien 0:ae46a0638b2c 34 init();
donatien 0:ae46a0638b2c 35 }
donatien 0:ae46a0638b2c 36
donatien 0:ae46a0638b2c 37
donatien 0:ae46a0638b2c 38 bool WANDongle::connected() {
donatien 0:ae46a0638b2c 39 return dev_connected;
donatien 0:ae46a0638b2c 40 }
donatien 0:ae46a0638b2c 41
donatien 0:ae46a0638b2c 42 bool WANDongle::tryConnect()
donatien 0:ae46a0638b2c 43 {
donatien 0:ae46a0638b2c 44 //FIXME should run on USB thread
donatien 0:ae46a0638b2c 45
donatien 0:ae46a0638b2c 46 DBG("Trying to connect device");
donatien 0:ae46a0638b2c 47
donatien 0:ae46a0638b2c 48 if (dev_connected) {
donatien 0:ae46a0638b2c 49 return true;
donatien 0:ae46a0638b2c 50 }
donatien 6:075e36a3463e 51
donatien 6:075e36a3463e 52 m_pInitializer = NULL;
donatien 0:ae46a0638b2c 53
donatien 0:ae46a0638b2c 54 host->lock();
donatien 0:ae46a0638b2c 55
donatien 2:a8b2d0cd9bbd 56 for (int i = 0; i < MAX_DEVICE_NB; i++)
donatien 2:a8b2d0cd9bbd 57 {
donatien 2:a8b2d0cd9bbd 58 if ((dev = host->getDevice(i)) != NULL)
donatien 2:a8b2d0cd9bbd 59 {
donatien 6:075e36a3463e 60 m_pInitializer = NULL; //Will be set in setVidPid callback
donatien 6:075e36a3463e 61
donatien 6:075e36a3463e 62 DBG("Found one device reset it");
donatien 0:ae46a0638b2c 63 host->resetDevice(dev);
donatien 0:ae46a0638b2c 64
donatien 0:ae46a0638b2c 65 DBG("Enumerate");
donatien 6:075e36a3463e 66 host->enumerate(dev, this);
donatien 2:a8b2d0cd9bbd 67
donatien 8:0d1ec493842c 68 DBG("Device has VID:%04x PID:%04x", dev->getVid(), dev->getPid());
donatien 6:075e36a3463e 69
donatien 6:075e36a3463e 70 if(m_pInitializer) //If an initializer has been found
donatien 2:a8b2d0cd9bbd 71 {
donatien 6:075e36a3463e 72 DBG("m_pInitializer=%p", m_pInitializer);
donatien 6:075e36a3463e 73 DBG("m_pInitializer->getSerialVid()=%04x", m_pInitializer->getSerialVid());
donatien 6:075e36a3463e 74 DBG("m_pInitializer->getSerialPid()=%04x", m_pInitializer->getSerialPid());
donatien 6:075e36a3463e 75 if ((dev->getVid() == m_pInitializer->getSerialVid()) && (dev->getPid() == m_pInitializer->getSerialPid()))
donatien 2:a8b2d0cd9bbd 76 {
donatien 3:4394986752db 77 DBG("The dongle is in virtual serial mode");
donatien 2:a8b2d0cd9bbd 78 host->registerDriver(dev, 0, this, &WANDongle::init);
donatien 6:075e36a3463e 79 m_serialCount = m_pInitializer->getSerialPortCount();
donatien 3:4394986752db 80 if( m_serialCount > WANDONGLE_MAX_SERIAL_PORTS )
donatien 3:4394986752db 81 {
donatien 3:4394986752db 82 m_serialCount = WANDONGLE_MAX_SERIAL_PORTS;
donatien 3:4394986752db 83 }
donatien 2:a8b2d0cd9bbd 84 for(int j = 0; j < m_serialCount; j++)
donatien 2:a8b2d0cd9bbd 85 {
donatien 3:4394986752db 86 DBG("Connecting serial port #%d", j+1);
donatien 6:075e36a3463e 87 DBG("Ep %p", m_pInitializer->getEp(dev, j, false));
donatien 6:075e36a3463e 88 DBG("Ep %p", m_pInitializer->getEp(dev, j, true));
donatien 6:075e36a3463e 89 m_serial[j].connect( dev, m_pInitializer->getEp(dev, j, false), m_pInitializer->getEp(dev, j, true) );
donatien 2:a8b2d0cd9bbd 90 }
donatien 3:4394986752db 91
donatien 3:4394986752db 92 DBG("Device connected");
donatien 3:4394986752db 93
donatien 2:a8b2d0cd9bbd 94 dev_connected = true;
donatien 2:a8b2d0cd9bbd 95 host->unlock();
donatien 3:4394986752db 96
donatien 3:4394986752db 97
donatien 2:a8b2d0cd9bbd 98 return true;
donatien 2:a8b2d0cd9bbd 99 }
donatien 6:075e36a3463e 100 else if ((dev->getVid() == m_pInitializer->getMSDVid()) && (dev->getPid() == m_pInitializer->getMSDPid()))
donatien 2:a8b2d0cd9bbd 101 {
donatien 1:49df46e3295c 102 DBG("Vodafone K3370 dongle detected in MSD mode");
donatien 2:a8b2d0cd9bbd 103 //Try to switch
donatien 6:075e36a3463e 104 if( m_pInitializer->switchMode(dev) )
donatien 2:a8b2d0cd9bbd 105 {
donatien 2:a8b2d0cd9bbd 106 DBG("Switched OK");
donatien 2:a8b2d0cd9bbd 107 host->unlock();
donatien 2:a8b2d0cd9bbd 108 return false; //Will be connected on a next iteration
donatien 0:ae46a0638b2c 109 }
donatien 2:a8b2d0cd9bbd 110 else
donatien 2:a8b2d0cd9bbd 111 {
donatien 2:a8b2d0cd9bbd 112 ERR("Could not switch mode");
donatien 0:ae46a0638b2c 113 host->unlock();
donatien 2:a8b2d0cd9bbd 114 return false;
donatien 0:ae46a0638b2c 115 }
donatien 2:a8b2d0cd9bbd 116 }
donatien 6:075e36a3463e 117 } //if()
donatien 2:a8b2d0cd9bbd 118 } //if()
donatien 2:a8b2d0cd9bbd 119 } //for()
donatien 0:ae46a0638b2c 120 host->unlock();
donatien 0:ae46a0638b2c 121 return false;
donatien 0:ae46a0638b2c 122 }
donatien 0:ae46a0638b2c 123
donatien 10:08bce4cd973a 124 bool WANDongle::disconnect()
donatien 10:08bce4cd973a 125 {
donatien 10:08bce4cd973a 126 dev_connected = false;
donatien 10:08bce4cd973a 127 for(int i = 0; i < WANDONGLE_MAX_SERIAL_PORTS; i++)
donatien 10:08bce4cd973a 128 {
donatien 10:08bce4cd973a 129 m_serial[i].disconnect();
donatien 10:08bce4cd973a 130 }
donatien 10:08bce4cd973a 131 return true;
donatien 10:08bce4cd973a 132 }
donatien 10:08bce4cd973a 133
donatien 8:0d1ec493842c 134 WAN_DONGLE_TYPE WANDongle::getDongleType()
donatien 8:0d1ec493842c 135 {
donatien 8:0d1ec493842c 136 if( m_pInitializer != NULL )
donatien 8:0d1ec493842c 137 {
donatien 8:0d1ec493842c 138 return m_pInitializer->getType();
donatien 8:0d1ec493842c 139 }
donatien 8:0d1ec493842c 140 else
donatien 8:0d1ec493842c 141 {
donatien 8:0d1ec493842c 142 return WAN_DONGLE_TYPE_UNKNOWN;
donatien 8:0d1ec493842c 143 }
donatien 8:0d1ec493842c 144 }
donatien 8:0d1ec493842c 145
donatien 3:4394986752db 146 IUSBHostSerial& WANDongle::getSerial(int index)
donatien 0:ae46a0638b2c 147 {
donatien 2:a8b2d0cd9bbd 148 return m_serial[index];
donatien 0:ae46a0638b2c 149 }
donatien 0:ae46a0638b2c 150
donatien 2:a8b2d0cd9bbd 151 int WANDongle::getSerialCount()
donatien 0:ae46a0638b2c 152 {
donatien 2:a8b2d0cd9bbd 153 return m_serialCount;
donatien 0:ae46a0638b2c 154 }
donatien 0:ae46a0638b2c 155
donatien 0:ae46a0638b2c 156 //Private methods
donatien 0:ae46a0638b2c 157 void WANDongle::init()
donatien 0:ae46a0638b2c 158 {
donatien 10:08bce4cd973a 159 m_pInitializer = NULL;
donatien 0:ae46a0638b2c 160 dev_connected = false;
donatien 3:4394986752db 161 for(int i = 0; i < WANDONGLE_MAX_SERIAL_PORTS; i++)
donatien 3:4394986752db 162 {
donatien 3:4394986752db 163 m_serial[i].init(host);
donatien 3:4394986752db 164 }
donatien 0:ae46a0638b2c 165 }
donatien 6:075e36a3463e 166
donatien 6:075e36a3463e 167
donatien 6:075e36a3463e 168 /*virtual*/ void WANDongle::setVidPid(uint16_t vid, uint16_t pid)
donatien 6:075e36a3463e 169 {
donatien 6:075e36a3463e 170 //Load right initializer
donatien 10:08bce4cd973a 171 WANDongleInitializer** initializer = WANDongleInitializer::getInitializers(host);
donatien 10:08bce4cd973a 172
donatien 10:08bce4cd973a 173 while(*initializer)
donatien 10:08bce4cd973a 174 {
donatien 10:08bce4cd973a 175 DBG("*initializer=%p", *initializer);
donatien 10:08bce4cd973a 176 DBG("(*initializer)->getSerialVid()=%04x", (*initializer)->getSerialVid());
donatien 10:08bce4cd973a 177 DBG("(*initializer)->getSerialPid()=%04x", (*initializer)->getSerialPid());
donatien 10:08bce4cd973a 178 if ((dev->getVid() == (*initializer)->getSerialVid()) && (dev->getPid() == (*initializer)->getSerialPid()))
donatien 10:08bce4cd973a 179 {
donatien 10:08bce4cd973a 180 DBG("The dongle is in virtual serial mode");
donatien 10:08bce4cd973a 181 m_pInitializer = *initializer;
donatien 10:08bce4cd973a 182 break;
donatien 10:08bce4cd973a 183 }
donatien 10:08bce4cd973a 184 else if ((dev->getVid() == (*initializer)->getMSDVid()) && (dev->getPid() == (*initializer)->getMSDPid()))
donatien 10:08bce4cd973a 185 {
donatien 10:08bce4cd973a 186 DBG("Vodafone K3370 dongle detected in MSD mode");
donatien 10:08bce4cd973a 187 m_pInitializer = *initializer;
donatien 10:08bce4cd973a 188 break;
donatien 10:08bce4cd973a 189 }
donatien 10:08bce4cd973a 190 initializer++;
donatien 10:08bce4cd973a 191 } //while()
donatien 10:08bce4cd973a 192 if(m_pInitializer)
donatien 10:08bce4cd973a 193 {
donatien 10:08bce4cd973a 194 m_pInitializer->setVidPid(vid, pid);
donatien 10:08bce4cd973a 195 }
donatien 6:075e36a3463e 196 }
donatien 6:075e36a3463e 197
donatien 6:075e36a3463e 198 /*virtual*/ bool WANDongle::parseInterface(uint8_t intf_nb, uint8_t intf_class, uint8_t intf_subclass, uint8_t intf_protocol) //Must return true if the interface should be parsed
donatien 6:075e36a3463e 199 {
donatien 6:075e36a3463e 200 if(m_pInitializer)
donatien 6:075e36a3463e 201 {
donatien 6:075e36a3463e 202 return m_pInitializer->parseInterface(intf_nb, intf_class, intf_subclass, intf_protocol);
donatien 6:075e36a3463e 203 }
donatien 6:075e36a3463e 204 else
donatien 6:075e36a3463e 205 {
donatien 6:075e36a3463e 206 return false;
donatien 6:075e36a3463e 207 }
donatien 6:075e36a3463e 208 }
donatien 6:075e36a3463e 209
donatien 6:075e36a3463e 210 /*virtual*/ bool WANDongle::useEndpoint(uint8_t intf_nb, ENDPOINT_TYPE type, ENDPOINT_DIRECTION dir) //Must return true if the endpoint will be used
donatien 6:075e36a3463e 211 {
donatien 6:075e36a3463e 212 if(m_pInitializer)
donatien 6:075e36a3463e 213 {
donatien 6:075e36a3463e 214 return m_pInitializer->useEndpoint(intf_nb, type, dir);
donatien 6:075e36a3463e 215 }
donatien 6:075e36a3463e 216 else
donatien 6:075e36a3463e 217 {
donatien 6:075e36a3463e 218 return false;
donatien 6:075e36a3463e 219 }
donatien 6:075e36a3463e 220 }